Also known as JFM64319G

Where: Inyo County, California (36.3° N, 116.5° W: paleocoordinates 5.2° S, 53.0° W)

When: Leaning Rock Formation (Perdido Group), Osagean to Osagean (352.0 - 335.5 Ma)

• Perdido Formation, 205 ft above base in measured section at 1,400 ft N. 65° E. of hill 2997, southeast end of Funeral Mountains.

•Probably Leaning Rock Formation of Stevens et al., 1988

•McAllister says fossils from upper part of exposed Perdido Formation (sensu lato) are Meramecian, but Stevens says Leaning Rock Formation (elsewhere) is Osagean

Environment/lithology: marine; fine-grained, medium, coarse, gray, cherty/siliceous grainstone and siltstone

Size classes: macrofossils, mesofossils

Preservation: original aragonite, original calcite, original phosphate, replaced with dolomite, replaced with silica

Collected by J. F. McAllister in 1964; reposited in the USGS

Collection methods: surface (in situ),

Primary reference: J. F. McAllister. 1974. Silurian, Devonian, and Mississippian Formations of the Funeral Mountains in the Ryan Quadrangle, Death Valley Region, California. United States Geological Survey Bulletin 1386:1-35 [J. Marcot/J. Marcot]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 225988: authorized by Jonathan Marcot, entered by Jonathan Marcot on 10.06.2022

Creative Commons license: CC BY (attribution)